At the time of writing, the HubSpot CRM doesn't support multiple currencies. Instead, you can set one currency at a global level which applies across the board. In most instances that works fine, however particularly in Europe it can be very helpful to be able to represent multiple currencies in the CRM. This post explains in detail how you can still setup multiple currencies with a little workaround and how you can report on the different currencies using the HubSpot Reporting Add-on.
